In some cases, it is inevitable to extract some teeth, whether they are healthy, repaired or diseased, in order to successfully perform orthodontic treatment!
As early as one year old, the child could familiarize himself with the environment of the dentist's office. This, of course, includes monitoring tooth eruption, assessment of risk factors for caries, and advice on maintaining the hygiene of children's mouths if there is no problem. At the age of 3, the child already has all milk teeth and it is necessary to bring them for periodic check-ups every 6 months if there is no greater risk, and if there is, more often.
This is completely irelative and depends on the patient's pain tolerance threshold and the skill and attitude of the therapist. Modern dentistry certainly advocates repair with anesthesia because the pain tolerance threshold is getting lower and lower.